YearPToutPBase 100
2009100%100
201191.74%100.1
201290.66%100.1
201390.61%100.2
201490.51%100.2
201592.96%100.3
201691.87%100.3
201791.99%100.4
201890.79%100.4
201988.35%100.5
202185.82%100.6
Evolution : 0 % entre 2009 et 2021 soit 0.05 % de gain par an.